* {
  margin: 0;
  padding: 0;
}

.web .drawBox {
  top: 50%;
  left: 50%;
  width: 640px;
  height: 640px;
  border: 2px solid red;
  box-sizing: border-box;
  margin-left: 400px;
  margin-top: 100px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

.web .drawBox div {
  width: 200px;
  height: 200px;
  font-size: 28px;
  text-align: center;
  background-color: #ff0;
  color: #000;
  line-height: 200px;
  border: 2px solid skyblue;
  user-select: none;
}

.web .drawBox div:nth-child(1) {
  order: 1;
}

.web .drawBox div:nth-child(2) {
  order: 2;
}

.web .drawBox div:nth-child(3) {
  order: 3;
}

.web .drawBox div:nth-child(4) {
  order: 6;
}

.web .drawBox div:nth-child(5) {
  order: 9;
}

.web .drawBox div:nth-child(6) {
  order: 8;
}

.web .drawBox div:nth-child(7) {
  order: 7;
}

.web .drawBox div:nth-child(8) {
  order: 4;
}

.web .drawBox div:nth-child(9) {
  order: 5;
}

.web .drawBox div.active {
  color: #ff0;
  background-color: #f00;
  transform: scale(0.95);
  border-radius: 25%;
}

.web .drawBox div.startBtn {
  background-color: #c1c1c1;
  color: #fff;
  border-radius: 50%;
  cursor: pointer;
}
